black

#000000

#0B57CC

#0B57CC

Contrast Ratio

3.25:1

Delta E

81.33

Very Different

50:50 Mix

Color Values

Format #000000 #0B57CC
HEX #000000 #0B57CC
RGB 0, 0, 0 11, 87, 204
HSL 0.0, 0.0%, 0.0% 216.4, 89.8%, 42.2%
HSV 0.0, 0.0%, 0.0% 216.4, 94.6%, 80.0%
CMYK 0%, 0%, 0%, 100% 94.6%, 57.4%, 0.0%, 20.0%
OKLCH 0.0 0.0 0.0 0.4915 0.1941 260.3

Contrast & Accessibility

3.25:1
AA Fail AA Large Pass AAA Fail AAA Large Fail

Text Readability

The quick brown fox jumps over the lazy dog

Text: #0B57CC → Background: #000000

The quick brown fox jumps over the lazy dog

Text: #000000 → Background: #0B57CC

Color Difference (Delta E)

81.33 Very Different
0 — Identical 5 — Similar 25 — Noticeable 100 — Very Different

Gradient

Color Mixing

CSS Gradient Code

background: linear-gradient(to right, #000000, #0B57CC);
background: linear-gradient(135deg, #000000, #0B57CC);

Explore Each Color

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